Sony STR-DB925 Service Manual page 15

IC1103 AK4526
44 43 42 41
SDOS 1
OCKS
2
M/S 3
BICK 4
LRCK
5
SDTI1
6
SDTI2
7
8
SDTI3
SDTO
9
1/2
DAUX 10
DFS 11 DEM
OCKS
13 14 15
12
IC1301 CS4926
CMPREQ,LRCKN2 29
CLK IN 30
CLKSEL 31
PLL
FILTD 32
CLOCK
FILTS 33
MANAGER
VDDA 34
VSSA 35
RESET 36
INPUT BUFFER
DD 37
DC 38
PROGRAM MEMORY
STC
DATA MEMORY
39
IC1403 TC74VHC393FT (EL)
14 13 12 11 10 9
VCC
Q Q Q
A B C
A
CLEAR
CLEAR
A
Q Q Q Q
A B C D
1 2 3 4 5 6
40 39 37
38 36 35
XTO XTI
Clock Gen
MCLK
HPF ADC
MCLK
BICK
HPF ADC
LRCK
SDTI1
DAC LPF VR
SDTI2
DAC LPF VR
SDTI3
DAC LPF VR
DAC LPF VR
SDOUT
DAC LPF VR
Audio
DAC LPF VR
I/F
16
17 18 19 20 21
28 27 26 25 24 23 22
COMPRESSED
DATA INPUT
INTERFACE
SP DIF
RECEIVER
RAM FRAMER SHIFTER
INPUT BUFFER CONTROLLER
ROM RAM
PROGRAM MEMORY
ROM RAM
PROCESSING
DATA MEMORY
RAM
OUTPUT BUFFER
OUTPUT
FORMATTER
40 41 42 43 44 1
8
Q
D
GND
7
IC1108 MC74HC00AF
V
CC
14
34
33 VREFL
RIN+
32
RIN-
31
30 LIN+
29 LIN-
ROUT1
28
1
27 LOUT1
26 ROUT2
LOUT2
25
ROUT3
24
23 LOUT3
22
21 20 19
DIGITAL
AUDIO
INPUT
INTERFACE
PARALLEL
or
SERIAL
HOST
INTERFACE
24-Bit
DSP
2 3 4 5
– 59 –
13 12 11 10
2 3 4 5
18
17 DATA0,EMAD0,GPIO0
16 DATA1,EMAD1,GPIO1
15 DATA2,EMAD2,GPIO2
14 DATA3,EMAD3,GPIO3
13 VSS2
12 VDD2
11 DATA4,EMAD4,GPIO4
10 DATA5,EMAD5,GPIO5
9
DATA6,EMAD6,GPIO6
8 DATA7,EMAD7,GPIO7
7 A0,SCCLK
6
9 8
6 7
GND